but the now of newtown will never be the same and an entire nation grieves for families in a small town. we'll take you inside of the investigation . >> we are holding both crime scenes. let anda a secondary crime screen. >> they are working athe knock to clex the weapons used that they want to know where those weapons. every one is examing for the. nthey includes another and thigh are interviewing are fortunately have to include the children from the school that survived the shooting. there are many, many witnesses that need to be interviewed. authorities are saying they had no contact with adam lanza and he was not a known criminal in newtown, connecticut. >> there was no connection school or school here. nand investigators said that adam lanza drove to the school and had four guns in the coor carry three of them in the school. we'll do everything tatakes to uncover the evidence and conduct interviews and paint a clear picture as to how and why this tragedy occurred. >> a live update and the investigation from connecticut state police. fox news correspondant molly lime in newtown, con